This name is a synonym of Helictotrichon setaceum (Vill.) Henrard.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 397928) with original publication details: Candollea 4: 406 1931.
This name was in version 1 of The Plant List, record kew-397928, and has not been changed.